我正在使用Angular 4 CLI + Universal,并且出现以下错误。我记得它也应该与相对路径一起工作,但我怎么能做到这一点? ERROR Error: URLs requested via Http on the server must be absolute. URL: /api/countNewsFeedToday at validateRequestUrl (/Users/Pic
我与图书馆NG2-MQTT工作,我用它即时我的组件是这样的: import 'ng2-mqtt/mqttws31.js';
declare var Paho: any;
现在我得到以下错误: ReferenceError: window is not defined
at Object.<anonymous> (/Users/Picchu/Documents/em3/node_mo